2019 Toyota Avalon Technical Service Bulletins

220 technical service bulletins (TSBs) are on record for the 2019 Toyota Avalon. TSBs are notes manufacturers send to dealers about repair procedures for issues seen in the field. They are not recalls and do not by themselves mean a vehicle has a fault.

• 10153265Jan 4, 2019Equipment. TT: In certain cases of leaking air conditioning systems, the root cause of the leak is inadvertently overlooked, causing a repeat repair. To improve customer satisfaction and repair A/C system leaks in one dealer visit, Toyota has developed a set of guidelines for evaluating A/C system components.
• 10153236Dec 18, 2018Equipment. TT: The microphone circuit passes through the DCM before reaching the radio/navigation system. To simplify the diagnosis of the microphone, Safety Connect SOS button lights, and DCM (Telematics transceiver) inoperative conditions, refer to the procedure below to prevent unnecessary parts replacement.
• 10153204Dec 10, 2018Forward collision avoidance, Equipment. TT: When adjusting the Forward Recognition Camera on vehicles with Toyota Safety Sense, it can be difficult to print the repair manual target to the proper size.
• 10152562Nov 28, 2018Electrical system. TBS: Some 2019 model year Avalon and Avalon Hybrid vehicles equipped with Entune? 3.0 Audio Plus (version 1002), or Entune? 3.0 Premium Audio (version 1002) or earlier may exhibit one or more of the following conditions: ? Incorrect GPS date and time ? Abnormal Bluetooth® operation ? Abnormal Wi-Fi operation G489 Microphone remains on screen after voice recognition failure ?
• 10152173Nov 9, 2018Engine cooling. TT: On 2018-2019 model year Camry and 2019 model year Avalon, equipped with the 2GR-FKS engine, technicians may observe that the bank 1 (rear) exhaust manifold may be ?missing? a stud and nut. The repair manual shows that, as per design intent, the exhaust manifold is NOT missing a stud and nut.
• 10152168Nov 2, 2018Equipment. TT: Vehicle control apps might not operate as expected at times due to preconditions (normal operating parameters) not being established, vehicle settings and/or network/cellular coverage concerns.
• 10150015Sep 12, 2018Equipment. TT: Some customers may encounter Bluetooth® connectivity concerns such as: ? Difficulty to pair the phone. ? Intermittent Bluetooth® failure to connect to the vehicle when first turning on the vehicle. ? Various Bluetooth® Audio functions are no longer functioning with customer?s phone such as ability to change the track using the steering wheel controls. These concerns can be caused by changes made on the…
• 10145740Aug 27, 2018Equipment, Electrical system, Body and structure. TSB: REVISION NOTICE August 24, 2018 Rev1: ? The Before Inspection and Functional Operation sections have been updated. Any previous printed versions of this bulletin should be discarded. Pre-Delivery Service (PDS) is a critical step in satisfying our new car customers. Customer feedback indicates the following areas deserve special attention when performing PDS: ? Careful inspection for paint chips/scratches and…
• 10145739Aug 22, 2018Visibility (wipers, defrost, mirrors), Lane departure. TT: When used in conjunction with the Repair Manual, these Blind Spot Monitor, Forward Recognition Camera, and Front Millimeter Wave Radar tips leverage SSTs and readily available tools to support target placement in varying shop environments.
• 10149996Aug 17, 2018Lane departure. TT: When used in conjunction with the Repair Manual, these Blind Spot Monitor, Forward Recognition Camera, and Front Millimeter Wave Radar tips leverage SSTs and readily available tools to support target placement in varying shop environments.
• 10149197Aug 17, 2018Lane departure. TT: When used in conjunction with the Repair Manual, these Blind Spot Monitor, Forward Recognition Camera, and Front Millimeter Wave Radar tips leverage SSTs and readily available tools to support target placement in varying shop environments.
• 10143940Jul 20, 2018Electrical system. TSB: SUPERSESSION NOTICE The information contained in this bulletin supersedes Service Bulletin No. T-SB-0235-17. ? Applicability has been updated to include 2019 model year Toyota vehicles. Service Bulletin No. T-SB-0235-17 is obsolete and any printed versions should be discarded.
• 10143937Jul 19, 2018Equipment. TSB: The Immobilizer and Smart Key Reset is a feature that allows the registration of new keys when all master keys are lost. Once the system is reset, all previously registered keys will be erased and can never be reused. Another feature, Add/Remove Key, is also available. Once a key is removed, it can never be reused. Follow the procedures in this bulletin to reset a vehicle Immobilizer or Smart Key system and to…
• 10141583May 15, 2018Electrical system. TT: Some customers may experience issues using Entune or Scout functions of the head unit. The following is a diagnostic supplement to assist in understanding how to diagnose this system.
• 10141576May 10, 2018Equipment. TT: Safety Connect is a vehicle option which requires a subscription fee for the system to be active. The trail period of service is provided upon the vehicle purchase. Once the subscription has expired the DCM (Telematics Transceiver) will be in an inactive state. In some instances, a DCM may need to be replaced even though the customer is not using the service.
• 10141569May 8, 2018Electrical system. TSB: REVISION NOTICE May 08, 2018 Rev1: * Applicability has been updated to include 2019 model year Toyota vehicles. Any previous printed versions of this bulletin should be discarded. Hybrid vehicles are equipped with two types of batteries: * Hybrid Vehicle (HV) battery - Auxiliary (12V) battery If the hybrid vehicle is put into storage, the State-Of-Charge (SOC) of its HV battery and auxiliary battery will…
• 10153261Jan 3, 2018Equipment. TT: Some customers may complain of Apple CarPlay® inoperative or switching to iPod® when connecting their phone via the USB cable. The following are steps to verify the customer?s equipment and settings to verify the compatibility and usage of this feature.
• 10145776Jul 21, 2016Equipment. Update on Technician Certification Requirements.
• 10197476May 4, 2001Equipment. Replacement vin plates.
• 10197473Jan 18, 1991Equipment. Product general information.

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